we're talking about lincoln with the movie. this is the 150th anniversary of the emancipation proclamation. there is a monument to dr. king. 50 years after "i have a dream" there is a memorial to this man. this story of race slavery, civil rights and involvement in our history is so important. i think it's really significant to have all these symbols together on this very significant day. >> president barack obama is the 44th american president. we have had 20 two-term presidents. how have two-term presidents fathered? >> recently not so well if we think about recent controversies, they tend to come in the second term. i don't know if that's just a coincidence. bill clinton's impeachment, of course. george bush had a lot of his presidency starting to unravel in the second term. richard nixon, watergate in the second term. for ronald reagan iran contra. it may be that people have been around too long and they get a little sloppy. some of those things preceded the second term as well. it always hasn't been the case. franklin d. r